Add implementation of simple Registry (removing Zend_* dependency)

1 files changed, 64 insertions, 0 deletions

diff --git a/core/Registry.php b/core/Registry.php
new file mode 100644
index 0000000000..e2fa0278cb
--- /dev/null
+++ b/core/Registry.php
@@ -0,0 +1,64 @@
+<?php
+/**
+ * Piwik - Open source web analytics
+ *
+ * @link http://piwik.org
+ * @license http://www.gnu.org/licenses/gpl-3.0.html GPL v3 or later
+ *
+ * @category Piwik
+ * @package Piwik
+ */
+namespace Piwik;
+
+/**
+ * Registry class.
+ *
+ * @package Piwik
+ */
+class Registry
+{
+    private static $instance;
+    private $data;
+
+    private function __construct() {
+        $this->data = array();
+    }
+
+    public static function getInstance() {
+        if(self::$instance == null) {
+            self::$instance = new Registry();
+        }
+        return self::$instance;
+    }
+
+    public static function isRegistered($key) {
+        return self::getInstance()->hasKey($key);
+    }
+
+    public static function get($key) {
+        return self::getInstance()->getKey($key);
+    }
+
+    public static function set($key, $value) {
+        self::getInstance()->setKey($key, $value);
+    }
+
+    public static function unsetInstance() {
+        self::$instance = null;
+    }
+
+    public function setKey($key, $value) {
+        $this->data[$key] = $value;
+    }
+
+    public function getKey($key) {
+        if(!$this->hasKey($key)) {
+            return null;
+        }
+        return $this->data[$key];
+    }
+
+    public function hasKey($key) {
+        return array_key_exists($key, $this->data);
+    }
+}